Question: If the drive gear in Exercise 21 is rotating clockwise, what is the direction of rotation of the driven gear? Concern a gear set consisting

If the drive gear in Exercise 21 is rotating clockwise, what is the direction of rotation of the driven gear?

Concern a gear set consisting of up to the three gears as shown here. In each case the larger (36 or 42 tooth) and smaller (12 tooth) portions of each gear are fastened together so that they rotate at the same rate.

42 Teeth 42 Teeth 36 Teeth A 12 Teeth 12 Teeth 12 Teeth B.

Exercise 21

Suppose an 1800.0 RPM motor is connected directly to gear A. The 12 tooth portion of gear A drives the 42-tooth portion of gear B. What is the rotational speed in RPM of the shaft of gear B?

42 Teeth 42 Teeth 36 Teeth A 12 Teeth 12 Teeth 12 Teeth B.

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